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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.350 by root, Sat Sep 1 08:03:45 2007 UTC vs.
Revision 1.488 by root, Wed Oct 21 00:44:39 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
14		37
		38	use Guard ();
15	use Coro 3.64 ();	39	use Coro ();
16	use Coro::State;	40	use Coro::State;
17	use Coro::Handle;	41	use Coro::Handle;
		42	use Coro::EV;
18	use Coro::Event;	43	use Coro::AnyEvent;
19	use Coro::Timer;	44	use Coro::Timer;
20	use Coro::Signal;	45	use Coro::Signal;
21	use Coro::Semaphore;	46	use Coro::Semaphore;
		47	use Coro::SemaphoreSet;
		48	use Coro::AnyEvent;
22	use Coro::AIO;	49	use Coro::AIO;
		50	use Coro::BDB 1.6;
23	use Coro::Storable;	51	use Coro::Storable;
24	use Coro::Util ();	52	use Coro::Util ();
25		53
26	use JSON::XS ();	54	use JSON::XS 2.01 ();
27	use BDB ();	55	use BDB ();
28	use Data::Dumper;	56	use Data::Dumper;
29	use Digest::MD5;	57	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
86		124
87	our %CFG;	125	our %CFG;
88		126
89	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
91		130
92	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
95		134
96	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		137
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
102		147
103	binmode STDOUT;	148	binmode STDOUT;
104	binmode STDERR;	149	binmode STDERR;
105		150
106	# read virtual server time, if available	151	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
111	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
112		159
113	mkdir $_	160	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		162
116	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
117		164
118	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		177
120	#############################################################################	178	#############################################################################
121		179
122	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
123		181
…		…
159		217
160	The raw value load value from the last tick.	218	The raw value load value from the last tick.
161		219
162	=item %cf::CFG	220	=item %cf::CFG
163		221
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	223	from wherever your confdir points to.
166		224
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		226
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		230
173	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
174		232
175	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	235	that call.
178		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
179	=back	243	=back
180		244
181	=cut	245	=cut
182		246
183	BEGIN {	247	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	248	my $msg = join "", @_;
186		249
187	$msg .= "\n"	250	$msg .= "\n"
188	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
189		252
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		254
192	utf8::encode $msg;
193	LOG llevError, $msg;	255	LOG llevError, $msg;
194	};	256	};
195	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
196		271
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	282	for my $pkg (qw(
208	cf::global cf::attachable	283	cf::global cf::attachable
209	cf::object cf::object::player	284	cf::object cf::object::player
210	cf::client cf::player	285	cf::client cf::player
211	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
212	cf::map cf::party cf::region	288	cf::party cf::region
213	)) {	289	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	291	}
217		292
218	$Event::DIED = sub {	293	$EV::DIED = sub {
219	warn "error in event callback: @_";	294	warn "error in event callback: @_";
220	};	295	};
221		296
222	#############################################################################	297	#############################################################################
223		298
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	322	$d
248	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
249	}	324	}
250		325
251	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
252		327
253	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
254		329
255	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
256		331
257	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
258		333
259	=cut	334	=cut
260		335
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		337
263	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
265		354
266	=item cf::lock_wait $string	355	=item cf::lock_wait $string
267		356
268	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
269		358
270	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
271		360
272	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
275	returned.	364	returned.
276		365
277	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	367	deadlocked coro.
…		…
284		373
285	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
286		375
287	=cut	376	=cut
288		377
289	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
290		379
291	sub lock_wait($) {	380	sub lock_wait($) {
292	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	382	}
300		383
301	sub lock_acquire($) {	384	sub lock_acquire($) {
302	my ($key) = @_;	385	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	386	}
314		387
315	sub lock_active($) {	388	sub lock_active($) {
316	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	390	}
320		391
321	sub freeze_mainloop {	392	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
323		394
324	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	396	}
326	};	397
327	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
328	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
329	}	411	}
330		412
331	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
332		414
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
346		428
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
349	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
350		434
351	while () {	435	while () {
352	next_job:	436	next_job:
353	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
361	}	445	}
362	}	446	}
363	}	447	}
364		448
365	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	452	$signal->wait;
369	} else {	453	} else {
370	Coro::schedule;	454	Coro::schedule;
371	}	455	}
372	}	456	}
373	};	457	};
374		458
375	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
376	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
377		463
378	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
380		466
…		…
394		480
395	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
396		482
397	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
398		484
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	486	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	488	acceptable.
403		489
404	If it must be done, put the blocking parts into C<sync_job>. This will run	490	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		496
411	sub sync_job(&) {	497	sub sync_job(&) {
412	my ($job) = @_;	498	my ($job) = @_;
413		499
414	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	501	my $time = EV::time;
416		502
417	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
419		505
420	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	507
422	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
423		509
424	my $busy = 1;	510	my $busy = 1;
425	my @res;	511	my @res;
426		512
427	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	515	@res = eval { $job->() };
429	warn $@ if $@;	516	warn $@ if $@;
430	undef $busy;	517	undef $busy;
431	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
432		519
433	while ($busy) {	520	while ($busy) {
434	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
435	}	525	}
		526	}
436		527
437	$time = Event::time - $time;	528	my $time = EV::time - $time;
438		529
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
443		531
444	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
445	} else {	533	} else {
446	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
447		535
…		…
472	=item fork_call { }, $args	560	=item fork_call { }, $args
473		561
474	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
478		566
479	=cut	567	=cut
480		568
481	sub fork_call(&@) {	569	sub fork_call(&@) {
482	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
483		571
484	# we seemingly have to make a local copy of the whole thing,	572	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	573	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	574	# TODO: investigate and fix (likely this will be rather laborious)
487		575
488	my @res = Coro::Util::fork_eval {	576	my @res = Coro::Util::fork_eval {
489	reset_signals;	577	reset_signals;
490	&$cb	578	&$cb
491	}, @args;	579	}, @args;
492		580
493	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
494	}	582	}
495		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
		609	}
		610
496	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
497		612
498	Returns a single value from the environment database.	613	Returns a single value from the environment database.
499		614
500	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
501		616
502	Stores the given C<$value> in the family. It can currently store binary	617	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	618	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		619
		620	=item $db = cf::db_table "name"
		621
		622	Create and/or open a new database table. The string must not be "db" and must be unique
		623	within each server.
		624
505	=cut	625	=cut
		626
		627	sub db_table($) {
		628	my ($name) = @_;
		629	my $db = BDB::db_create $DB_ENV;
		630
		631	eval {
		632	$db->set_flags (BDB::CHKSUM);
		633
		634	utf8::encode $name;
		635	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		636	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		637	cf::cleanup "db_open(db): $!" if $!;
		638	};
		639	cf::cleanup "db_open(db): $@" if $@;
		640
		641	$db
		642	}
506		643
507	our $DB;	644	our $DB;
508		645
509	sub db_init {	646	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	647	cf::sync_job {
514	eval {	648	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	649	};
524	}	650	}
525		651
526	sub db_get($$) {	652	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
528		654
…		…
626		752
627	#############################################################################	753	#############################################################################
628		754
629	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
630		756
631	Many objects in crossfire are so-called attachable objects. That means you can	757	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
634		760
635	In the following description, CLASS can be any of C<global>, C<object>	761	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	763	Deliantra).
638		764
639	=over 4	765	=over 4
640		766
641	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
642		768
…		…
686	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
687		813
688	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
690		816
691	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	818	that are attached at load/instantiate time, thus the need for a name.
693		819
694	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
695		821
696	=over 4	822	=over 4
…		…
924	}	1050	}
925		1051
926	0	1052	0
927	}	1053	}
928		1054
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1056
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1058
933	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
934		1060
…		…
940		1066
941	=cut	1067	=cut
942		1068
943	#############################################################################	1069	#############################################################################
944	# object support	1070	# object support
945	#
946		1071
		1072	sub _object_equal($$);
		1073	sub _object_equal($$) {
		1074	my ($a, $b) = @_;
		1075
		1076	return 0 unless (ref $a) eq (ref $b);
		1077
		1078	if ("HASH" eq ref $a) {
		1079	my @ka = keys %$a;
		1080	my @kb = keys %$b;
		1081
		1082	return 0 if @ka != @kb;
		1083
		1084	for (0 .. $#ka) {
		1085	return 0 unless $ka[$_] eq $kb[$_];
		1086	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1087	}
		1088
		1089	} elsif ("ARRAY" eq ref $a) {
		1090
		1091	return 0 if @$a != @$b;
		1092
		1093	for (0 .. $#$a) {
		1094	return 0 unless _object_equal $a->[$_], $b->[$_];
		1095	}
		1096
		1097	} elsif ($a ne $b) {
		1098	return 0;
		1099	}
		1100
		1101	1
		1102	}
		1103
		1104	our $SLOW_MERGES;#d#
947	sub _can_merge {	1105	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
949		1107
950	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1109
954	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
955	}	1112	}
956		1113
957	sub reattach {	1114	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1116	my ($obj) = @_;
960		1117
		1118	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1120
963	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
964		1122
965	@$registry = ();	1123	@$registry = ();
966		1124
…		…
981	cf::attachable->attach (	1139	cf::attachable->attach (
982	prio => -1000000,	1140	prio => -1000000,
983	on_instantiate => sub {	1141	on_instantiate => sub {
984	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
985		1143
986	$data = from_json $data;	1144	$data = decode_json $data;
987		1145
988	for (@$data) {	1146	for (@$data) {
989	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
990		1148
991	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1165	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
1009		1167
1010	sync_job {	1168	sync_job {
1011	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1014		1173
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1177	if ($cf::USE_FSYNC) {
		1178	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1179	aio_fsync $fh;
		1180	}
1019	close $fh;	1181	aio_close $fh;
1020		1182
1021	if (@$objs) {	1183	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1188	if ($cf::USE_FSYNC) {
		1189	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1190	aio_fsync $fh;
		1191	}
1027	close $fh;	1192	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1194	}
1030	} else {	1195	} else {
1031	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1032	}	1197	}
1033		1198
1034	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1203	} else {
1036	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1037	}	1205	}
1038	} else {	1206	} else {
1039	aio_unlink $filename;	1207	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1041	}	1209	}
1042	}	1210	};
1043	}	1211	}
1044		1212
1045	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
1047		1215
…		…
1059	or return;	1227	or return;
1060		1228
1061	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1231	or return;
		1232
1064	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1065	}	1235	}
1066		1236
		1237	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
		1240
1069	return ($data, $av);	1241	($data, $av)
1070	}	1242	}
1071		1243
1072	=head2 COMMAND CALLBACKS	1244	=head2 COMMAND CALLBACKS
1073		1245
1074	=over 4	1246	=over 4
…		…
1128	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1129		1301
1130	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1131	}	1303	}
1132		1304
		1305	use File::Glob ();
		1306
1133	cf::player->attach (	1307	cf::player->attach (
1134	on_command => sub {	1308	on_command => sub {
1135	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1136		1310
1137	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1169		1343
1170	cf::override;	1344	cf::override;
1171	},	1345	},
1172	);	1346	);
1173		1347
		1348	# "readahead" all extensions
		1349	sub cache_extensions {
		1350	my $grp = IO::AIO::aio_group;
		1351
		1352	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1353	for (grep /\.ext$/, @{$_[0]}) {
		1354	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1355	}
		1356	};
		1357
		1358	$grp
		1359	}
		1360
1174	sub load_extensions {	1361	sub load_extensions {
1175	cf::sync_job {	1362	cf::sync_job {
1176	my %todo;	1363	my %todo;
1177		1364
1178	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1197		1384
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1387
1201	$ext{source} =	1388	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1204	. $source	1391	. $source
1205	. "\n};\n1";	1392	. "\n};\n1";
1206		1393
1207	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1223	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1224	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1225		1412
1226	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1227	warn $msg;	1414	warn $msg;
1228	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1229	exit 1;
1230	}	1416	}
1231		1417
1232	warn $msg;	1418	warn $msg;
1233	}	1419	}
1234		1420
…		…
1248		1434
1249	=back	1435	=back
1250		1436
1251	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1252		1438
1253	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1254		1440
1255	=cut	1441	=cut
1256		1442
1257	package cf::player;	1443	package cf::player;
1258		1444
1259	use Coro::AIO;	1445	use Coro::AIO;
1260		1446
1261	=head3 cf::player	1447	=head3 cf::player
1262		1448
1263	=over 4	1449	=over 4
		1450
		1451	=item cf::player::num_playing
		1452
		1453	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1454
		1455	=cut
		1456
		1457	sub num_playing {
		1458	scalar grep
		1459	$_->ob->map
		1460	&& !$_->hidden
		1461	&& !$_->ob->flag (cf::FLAG_WIZ),
		1462	cf::player::list
		1463	}
1264		1464
1265	=item cf::player::find $login	1465	=item cf::player::find $login
1266		1466
1267	Returns the given player object, loading it if necessary (might block).	1467	Returns the given player object, loading it if necessary (might block).
1268		1468
…		…
1287		1487
1288	sub exists($) {	1488	sub exists($) {
1289	my ($login) = @_;	1489	my ($login) = @_;
1290		1490
1291	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1293	}	1493	}
1294		1494
1295	sub find($) {	1495	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1497	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1504	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1505	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1506	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1507	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1508
1309	my $pl = load_pl path $login	1509	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1510	or return;
		1511
		1512	my $pl = cf::player::load_pl $f
		1513	or return;
		1514
		1515	local $cf::PLAYER_LOADING{$login} = $pl;
		1516	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1312	}	1518	}
1313	}	1519	}
1314	}	1520	}
1315		1521
…		…
1323		1529
1324	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1325		1531
1326	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1328		1536
1329	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1538	cf::cede_to_tick;
1331	}	1539	}
1332		1540
…		…
1364	my ($pl) = @_;	1572	my ($pl) = @_;
1365		1573
1366	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1367		1575
1368	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1578
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1375		1585
1376	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1413	or return [];	1623	or return [];
1414		1624
1415	my @logins;	1625	my @logins;
1416		1626
1417	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
		1628	my $path = path $login;
		1629
		1630	# a .pst is a dead give-away for a valid player
		1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1636	}
1421		1637
1422	utf8::decode $login;	1638	utf8::decode $login;
1423	push @logins, $login;	1639	push @logins, $login;
1424	}	1640	}
1425		1641
…		…
1452	}	1668	}
1453		1669
1454	\@paths	1670	\@paths
1455	}	1671	}
1456		1672
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1674
1459	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGH])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	# replace G<male|female> tags
1478	|| s{G<([^>|]*)\|([^>]*)>}{
1479	$self->gender ? $2 : $1
1480	}ge
1481	# replace H<hint text>
1482	|| s{H<([^\>]*)>}
1483	{
1484	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1485	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1486	"")
1487	[$self->{hintmode}]
1488	}ge;
1489
1490	# create single paragraphs (very hackish)
1491	s/(?<=\S)\n(?=\w)/ /g;
1492
1493	# compress some whitespace
1494	s/\s+\n/\n/g; # ws line-ends
1495	s/\n\n+/\n/g; # double lines
1496	s/^\n+//; # beginning lines
1497	s/\n+$//; # ending lines
1498
1499	$_
1500	}
1501
1502	sub hintmode {
1503	$_[0]{hintmode} = $_[1] if @_ > 1;
1504	$_[0]{hintmode}
1505	}
1506		1676
1507	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1508		1678
1509	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1510		1680
…		…
1577	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1579		1749
1580	sub generate_random_map {	1750	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1751	my ($self, $rmp) = @_;
		1752
		1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1754
1582	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1756	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1881
1709	# the temporary/swap location	1882	# the temporary/swap location
1710	sub save_path {	1883	sub save_path {
1711	my ($self) = @_;	1884	my ($self) = @_;
1712		1885
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1715	}	1888	}
1716		1889
1717	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1718	sub uniq_path {	1891	sub uniq_path {
1719	my ($self) = @_;	1892	my ($self) = @_;
1720		1893
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	1896	}
1733		1897
1734	sub decay_objects {	1898	sub decay_objects {
1735	my ($self) = @_;	1899	my ($self) = @_;
1736		1900
…		…
1749		1913
1750	sub load_header_from($) {	1914	sub load_header_from($) {
1751	my ($self, $path) = @_;	1915	my ($self, $path) = @_;
1752		1916
1753	utf8::encode $path;	1917	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1918	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1919	or return;
		1920
		1921	$self->_load_header ($f)
		1922	or return;
		1923
		1924	local $MAP_LOADING{$self->{path}} = $self;
		1925	$f->resolve_delayed_derefs;
1759		1926
1760	$self->{load_path} = $path;	1927	$self->{load_path} = $path;
1761		1928
1762	1	1929	1
1763	}	1930	}
…		…
1817	sub find {	1984	sub find {
1818	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1819		1986
1820	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1821		1988
		1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1823		1991
1824	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1827	or return;	1994	or return;
1828		1995
1829	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1830		1997
…		…
1832	or return;	1999	or return;
1833		2000
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
		2005	undef $guard1;
1837	$map->reset;	2006	$map->reset;
1838	undef $guard;
1839	return find $path;	2007	return find $path;
1840	}	2008	}
1841		2009
1842	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1843	}	2011	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
1853		2021
1854	my $path = $self->{path};	2022	my $path = $self->{path};
1855		2023
1856	{	2024	{
1857	my $guard1 = cf::lock_acquire "map_data:$path";	2025	my $guard = cf::lock_acquire "map_data:$path";
1858	my $guard2 = cf::lock_acquire "map_load:$path";
1859		2026
		2027	return unless $self->valid;
1860	return if $self->in_memory != cf::MAP_SWAPPED;	2028	return unless $self->in_memory == cf::MAP_SWAPPED;
1861		2029
1862	$self->in_memory (cf::MAP_LOADING);	2030	$self->in_memory (cf::MAP_LOADING);
1863		2031
1864	$self->alloc;	2032	$self->alloc;
1865		2033
1866	$self->pre_load;	2034	$self->pre_load;
1867	cf::cede_to_tick;	2035	cf::cede_to_tick;
1868		2036
		2037	my $f = new_from_file cf::object::thawer $self->{load_path};
		2038	$f->skip_block;
1869	$self->_load_objects ($self->{load_path}, 1)	2039	$self->_load_objects ($f)
1870	or return;	2040	or return;
1871		2041
1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1873	if delete $self->{load_original};	2043	if delete $self->{load_original};
1874		2044
1875	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1876	utf8::encode $uniq;	2046	utf8::encode $uniq;
1877	if (aio_open $uniq, O_RDONLY, 0) {	2047	unless (aio_stat $uniq) {
		2048	if (my $f = new_from_file cf::object::thawer $uniq) {
1878	$self->clear_unique_items;	2049	$self->clear_unique_items;
1879	$self->_load_objects ($uniq, 0);	2050	$self->_load_objects ($f);
		2051	$f->resolve_delayed_derefs;
		2052	}
1880	}	2053	}
1881	}	2054	}
		2055
		2056	$f->resolve_delayed_derefs;
1882		2057
1883	cf::cede_to_tick;	2058	cf::cede_to_tick;
1884	# now do the right thing for maps	2059	# now do the right thing for maps
1885	$self->link_multipart_objects;	2060	$self->link_multipart_objects;
1886	$self->difficulty ($self->estimate_difficulty)	2061	$self->difficulty ($self->estimate_difficulty)
…		…
1890	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1891	$self->decay_objects;	2066	$self->decay_objects;
1892	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1893	$self->update_buttons;	2068	$self->update_buttons;
1894	cf::cede_to_tick;	2069	cf::cede_to_tick;
1895	$self->set_darkness_map;
1896	cf::cede_to_tick;
1897	$self->activate;	2070	$self->activate;
1898	}	2071	}
1899		2072
1900	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
1901	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
1902		2075
1903	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1904	}	2077	}
1905		2078
1906	$self->post_load;	2079	$self->post_load;
1907	}	2080	}
1908		2081
…		…
1966	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
1967		2140
1968	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1969		2142
1970	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1972	}	2145	}
1973		2146
1974	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
1975		2148
1976	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1977	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1978	while (my ($k, $v) = each %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $k) {	2154	if (my $map = find $k) {
1980	$map->load if $v;	2155	$map->load if $v;
1981	}	2156	}
…		…
2007	return if $self->{deny_save};	2182	return if $self->{deny_save};
2008		2183
2009	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
2010		2185
2011	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2013	};	2189	};
		2190
		2191	cf::get_slot 0.02;
2014		2192
2015	if ($uniq) {	2193	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2196	} else {
…		…
2027	$self->save;	2205	$self->save;
2028		2206
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2208
2031	return if $self->players;	2209	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2033	return if $self->{deny_save};	2211	return if $self->{deny_save};
2034		2212
		2213	$self->in_memory (cf::MAP_SWAPPED);
		2214
		2215	$self->deactivate;
		2216	$_->clear_links_to ($self) for values %cf::MAP;
2035	$self->clear;	2217	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2218	}
2038		2219
2039	sub reset_at {	2220	sub reset_at {
2040	my ($self) = @_;	2221	my ($self) = @_;
2041		2222
…		…
2059		2240
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2242
2062	return if $self->players;	2243	return if $self->players;
2063		2244
2064	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2065		2246
2066	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2067		2248
2068	# need to save uniques path	2249	# need to save uniques path
2069	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2073	if $uniq;	2254	if $uniq;
2074	}	2255	}
2075		2256
2076	delete $cf::MAP{$self->path};	2257	delete $cf::MAP{$self->path};
2077		2258
		2259	$self->deactivate;
		2260	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2261	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2262
2082	$self->unlink_save;	2263	$self->unlink_save;
2083	$self->destroy;	2264	$self->destroy;
2084	}	2265	}
2085		2266
…		…
2090		2271
2091	{	2272	{
2092	my $lock = cf::lock_acquire "map_data:$self->{path}";	2273	my $lock = cf::lock_acquire "map_data:$self->{path}";
2093		2274
2094	delete $cf::MAP{$self->path};	2275	delete $cf::MAP{$self->path};
		2276
		2277	$self->unlink_save;
2095		2278
2096	bless $self, "cf::map";	2279	bless $self, "cf::map";
2097	delete $self->{deny_reset};	2280	delete $self->{deny_reset};
2098	$self->{deny_save} = 1;	2281	$self->{deny_save} = 1;
2099	$self->reset_timeout (1);	2282	$self->reset_timeout (1);
2100	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2101
2102	$self->unlink_save;
2103		2284
2104	$cf::MAP{$self->path} = $self;	2285	$cf::MAP{$self->path} = $self;
2105	}	2286	}
2106		2287
2107	$self->reset; # polite request, might not happen	2288	$self->reset; # polite request, might not happen
…		…
2152		2333
2153	sub unique_maps() {	2334	sub unique_maps() {
2154	[	2335	[
2155	map {	2336	map {
2156	utf8::decode $_;	2337	utf8::decode $_;
2157	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2158	? normalise $_	2341	: normalise $_
2159	: ()
2160	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2161	]	2343	]
2162	}	2344	}
2163		2345
2164	package cf;
2165
2166	=back	2346	=back
2167		2347
2168	=head3 cf::object	2348	=head3 cf::object
2169		2349
2170	=cut	2350	=cut
…		…
2173		2353
2174	=over 4	2354	=over 4
2175		2355
2176	=item $ob->inv_recursive	2356	=item $ob->inv_recursive
2177		2357
2178	Returns the inventory of the object _and_ their inventories, recursively.	2358	Returns the inventory of the object I<and> their inventories, recursively,
		2359	but I<not> the object itself.
2179		2360
2180	=cut	2361	=cut
2181		2362
2182	sub inv_recursive_;	2363	sub inv_recursive_;
2183	sub inv_recursive_ {	2364	sub inv_recursive_ {
…		…
2186		2367
2187	sub inv_recursive {	2368	sub inv_recursive {
2188	inv_recursive_ inv $_[0]	2369	inv_recursive_ inv $_[0]
2189	}	2370	}
2190		2371
		2372	=item $ref = $ob->ref
		2373
		2374	Creates and returns a persistent reference to an object that can be stored as a string.
		2375
		2376	=item $ob = cf::object::deref ($refstring)
		2377
		2378	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2379	even if the object actually exists. May block.
		2380
		2381	=cut
		2382
		2383	sub deref {
		2384	my ($ref) = @_;
		2385
		2386	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2387	my ($uuid, $name) = ($1, $2);
		2388	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2389	or return;
		2390	$pl->ob->uuid eq $uuid
		2391	or return;
		2392
		2393	$pl->ob
		2394	} else {
		2395	warn "$ref: cannot resolve object reference\n";
		2396	undef
		2397	}
		2398	}
		2399
2191	package cf;	2400	package cf;
2192		2401
2193	=back	2402	=back
2194		2403
2195	=head3 cf::object::player	2404	=head3 cf::object::player
…		…
2201	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2410	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2202	can be C<undef>. Does the right thing when the player is currently in a	2411	can be C<undef>. Does the right thing when the player is currently in a
2203	dialogue with the given NPC character.	2412	dialogue with the given NPC character.
2204		2413
2205	=cut	2414	=cut
		2415
		2416	our $SAY_CHANNEL = {
		2417	id => "say",
		2418	title => "Map",
		2419	reply => "say ",
		2420	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2421	};
		2422
		2423	our $CHAT_CHANNEL = {
		2424	id => "chat",
		2425	title => "Chat",
		2426	reply => "chat ",
		2427	tooltip => "Player chat and shouts, global to the server.",
		2428	};
2206		2429
2207	# rough implementation of a future "reply" method that works	2430	# rough implementation of a future "reply" method that works
2208	# with dialog boxes.	2431	# with dialog boxes.
2209	#TODO: the first argument must go, split into a $npc->reply_to ( method	2432	#TODO: the first argument must go, split into a $npc->reply_to ( method
2210	sub cf::object::player::reply($$$;$) {	2433	sub cf::object::player::reply($$$;$) {
…		…
2222	my $dialog = $pl->{npc_dialog};	2445	my $dialog = $pl->{npc_dialog};
2223	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2446	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2224		2447
2225	} else {	2448	} else {
2226	$msg = $npc->name . " says: $msg" if $npc;	2449	$msg = $npc->name . " says: $msg" if $npc;
2227	$self->message ($msg, $flags);	2450	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2228	}	2451	}
2229	}	2452	}
2230	}	2453	}
2231		2454
2232	=item $object->send_msg ($channel, $msg, $color, [extra...])	2455	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2257		2480
2258	=item $player_object->enter_link	2481	=item $player_object->enter_link
2259		2482
2260	Freezes the player and moves him/her to a special map (C<{link}>).	2483	Freezes the player and moves him/her to a special map (C<{link}>).
2261		2484
2262	The player should be reasonably safe there for short amounts of time. You	2485	The player should be reasonably safe there for short amounts of time (e.g.
2263	I<MUST> call C<leave_link> as soon as possible, though.	2486	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2487	though, as the palyer cannot control the character while it is on the link
		2488	map.
2264		2489
2265	Will never block.	2490	Will never block.
2266		2491
2267	=item $player_object->leave_link ($map, $x, $y)	2492	=item $player_object->leave_link ($map, $x, $y)
2268		2493
…		…
2326		2551
2327	$map->load;	2552	$map->load;
2328	$map->load_neighbours;	2553	$map->load_neighbours;
2329		2554
2330	return unless $self->contr->active;	2555	return unless $self->contr->active;
2331	$self->activate_recursive;
2332		2556
2333	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2557	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2334	$self->enter_map ($map, $x, $y);	2558	$self->enter_map ($map, $x, $y);
		2559
		2560	# only activate afterwards, to support waiting in hooks
		2561	$self->activate_recursive;
2335	}	2562	}
2336		2563
2337	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2564	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2338		2565
2339	Moves the player to the given map-path and coordinates by first freezing	2566	Moves the player to the given map-path and coordinates by first freezing
2340	her, loading and preparing them map, calling the provided $check callback	2567	her, loading and preparing them map, calling the provided $check callback
2341	that has to return the map if sucecssful, and then unfreezes the player on	2568	that has to return the map if sucecssful, and then unfreezes the player on
2342	the new (success) or old (failed) map position. In either case, $done will	2569	the new (success) or old (failed) map position. In either case, $done will
2343	be called at the end of this process.	2570	be called at the end of this process.
2344		2571
		2572	Note that $check will be called with a potentially non-loaded map, so if
		2573	it needs a loaded map it has to call C<< ->load >>.
		2574
2345	=cut	2575	=cut
2346		2576
2347	our $GOTOGEN;	2577	our $GOTOGEN;
2348		2578
2349	sub cf::object::player::goto {	2579	sub cf::object::player::goto {
…		…
2353	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2583	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2354		2584
2355	$self->enter_link;	2585	$self->enter_link;
2356		2586
2357	(async {	2587	(async {
		2588	$Coro::current->{desc} = "player::goto $path $x $y";
		2589
		2590	# *tag paths override both path and x|y
		2591	if ($path =~ /^\*(.*)$/) {
		2592	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2593	my $ob = $obs[rand @obs];
		2594
		2595	# see if we actually can go there
		2596	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2597	$ob = $obs[rand @obs];
		2598	} else {
		2599	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2600	}
		2601	# else put us there anyways for now #d#
		2602
		2603	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2604	} else {
		2605	($path, $x, $y) = (undef, undef, undef);
		2606	}
		2607	}
		2608
2358	my $map = eval {	2609	my $map = eval {
2359	my $map = cf::map::find $path;	2610	my $map = defined $path ? cf::map::find $path : undef;
2360		2611
2361	if ($map) {	2612	if ($map) {
2362	$map = $map->customise_for ($self);	2613	$map = $map->customise_for ($self);
2363	$map = $check->($map) if $check && $map;	2614	$map = $check->($map) if $check && $map;
2364	} else {	2615	} else {
2365	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2616	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2366	}	2617	}
2367		2618
2368	$map	2619	$map
2369	};	2620	};
2370		2621
…		…
2406	}	2657	}
2407		2658
2408	sub prepare_random_map {	2659	sub prepare_random_map {
2409	my ($exit) = @_;	2660	my ($exit) = @_;
2410		2661
2411	my $guard = cf::lock_acquire "exit_prepare:$exit";
2412
2413	# all this does is basically replace the /! path by	2662	# all this does is basically replace the /! path by
2414	# a new random map path (?random/...) with a seed	2663	# a new random map path (?random/...) with a seed
2415	# that depends on the exit object	2664	# that depends on the exit object
2416		2665
2417	my $rmp = parse_random_map_params $exit->msg;	2666	my $rmp = parse_random_map_params $exit->msg;
…		…
2419	if ($exit->map) {	2668	if ($exit->map) {
2420	$rmp->{region} = $exit->region->name;	2669	$rmp->{region} = $exit->region->name;
2421	$rmp->{origin_map} = $exit->map->path;	2670	$rmp->{origin_map} = $exit->map->path;
2422	$rmp->{origin_x} = $exit->x;	2671	$rmp->{origin_x} = $exit->x;
2423	$rmp->{origin_y} = $exit->y;	2672	$rmp->{origin_y} = $exit->y;
		2673
		2674	$exit->map->touch;
2424	}	2675	}
2425		2676
2426	$rmp->{random_seed} ||= $exit->random_seed;	2677	$rmp->{random_seed} ||= $exit->random_seed;
2427		2678
2428	my $data = cf::to_json $rmp;	2679	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2429	my $md5 = Digest::MD5::md5_hex $data;	2680	my $md5 = Digest::MD5::md5_hex $data;
2430	my $meta = "$RANDOMDIR/$md5.meta";	2681	my $meta = "$RANDOMDIR/$md5.meta";
2431		2682
2432	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2683	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2433	aio_write $fh, 0, (length $data), $data, 0;	2684	aio_write $fh, 0, (length $data), $data, 0;
2434	undef $fh;	2685	undef $fh;
2435	aio_rename "$meta~", $meta;	2686	aio_rename "$meta~", $meta;
2436		2687
		2688	my $slaying = "?random/$md5";
		2689
		2690	if ($exit->valid) {
2437	$exit->slaying ("?random/$md5");	2691	$exit->slaying ("?random/$md5");
2438	$exit->msg (undef);	2692	$exit->msg (undef);
		2693	}
2439	}	2694	}
2440	}	2695	}
2441		2696
2442	sub cf::object::player::enter_exit {	2697	sub cf::object::player::enter_exit {
2443	my ($self, $exit) = @_;	2698	my ($self, $exit) = @_;
2444		2699
2445	return unless $self->type == cf::PLAYER;	2700	return unless $self->type == cf::PLAYER;
2446		2701
2447	if ($exit->slaying eq "/!") {
2448	#TODO: this should de-fi-ni-te-ly not be a sync-job
2449	# the problem is that $exit might not survive long enough
2450	# so it needs to be done right now, right here
2451	cf::sync_job { prepare_random_map $exit };
2452	}
2453
2454	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2455	my $hp = $exit->stats->hp;
2456	my $sp = $exit->stats->sp;
2457
2458	$self->enter_link;	2702	$self->enter_link;
2459		2703
2460	# if exit is damned, update players death & WoR home-position
2461	$self->contr->savebed ($slaying, $hp, $sp)
2462	if $exit->flag (FLAG_DAMNED);
2463
2464	(async {	2704	(async {
2465	$self->deactivate_recursive; # just to be sure	2705	$Coro::current->{desc} = "enter_exit";
		2706
2466	unless (eval {	2707	unless (eval {
		2708	$self->deactivate_recursive; # just to be sure
		2709
		2710	# random map handling
		2711	{
		2712	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2713
		2714	prepare_random_map $exit
		2715	if $exit->slaying eq "/!";
		2716	}
		2717
		2718	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2719	my $x = $exit->stats->hp;
		2720	my $y = $exit->stats->sp;
		2721
2467	$self->goto ($slaying, $hp, $sp);	2722	$self->goto ($map, $x, $y);
2468		2723
		2724	# if exit is damned, update players death & WoR home-position
		2725	$self->contr->savebed ($map, $x, $y)
		2726	if $exit->flag (cf::FLAG_DAMNED);
		2727
2469	1;	2728	1
2470	}) {	2729	}) {
2471	$self->message ("Something went wrong deep within the crossfire server. "	2730	$self->message ("Something went wrong deep within the deliantra server. "
2472	. "I'll try to bring you back to the map you were before. "	2731	. "I'll try to bring you back to the map you were before. "
2473	. "Please report this to the dungeon master!",	2732	. "Please report this to the dungeon master!",
2474	cf::NDI_UNIQUE | cf::NDI_RED);	2733	cf::NDI_UNIQUE | cf::NDI_RED);
2475		2734
2476	warn "ERROR in enter_exit: $@";	2735	warn "ERROR in enter_exit: $@";
…		…
2504	the message, with C<log> being the default. If C<$color> is negative, suppress	2763	the message, with C<log> being the default. If C<$color> is negative, suppress
2505	the message unless the client supports the msg packet.	2764	the message unless the client supports the msg packet.
2506		2765
2507	=cut	2766	=cut
2508		2767
		2768	# non-persistent channels (usually the info channel)
2509	our %CHANNEL = (	2769	our %CHANNEL = (
		2770	"c/motd" => {
		2771	id => "infobox",
		2772	title => "MOTD",
		2773	reply => undef,
		2774	tooltip => "The message of the day",
		2775	},
2510	"c/identify" => {	2776	"c/identify" => {
2511	id => "identify",	2777	id => "infobox",
2512	title => "Identify",	2778	title => "Identify",
2513	reply => undef,	2779	reply => undef,
2514	tooltip => "Items recently identified",	2780	tooltip => "Items recently identified",
2515	},	2781	},
		2782	"c/examine" => {
		2783	id => "infobox",
		2784	title => "Examine",
		2785	reply => undef,
		2786	tooltip => "Signs and other items you examined",
		2787	},
		2788	"c/shopinfo" => {
		2789	id => "infobox",
		2790	title => "Shop Info",
		2791	reply => undef,
		2792	tooltip => "What your bargaining skill tells you about the shop",
		2793	},
		2794	"c/book" => {
		2795	id => "infobox",
		2796	title => "Book",
		2797	reply => undef,
		2798	tooltip => "The contents of a note or book",
		2799	},
		2800	"c/lookat" => {
		2801	id => "infobox",
		2802	title => "Look",
		2803	reply => undef,
		2804	tooltip => "What you saw there",
		2805	},
		2806	"c/who" => {
		2807	id => "infobox",
		2808	title => "Players",
		2809	reply => undef,
		2810	tooltip => "Shows players who are currently online",
		2811	},
		2812	"c/body" => {
		2813	id => "infobox",
		2814	title => "Body Parts",
		2815	reply => undef,
		2816	tooltip => "Shows which body parts you posess and are available",
		2817	},
		2818	"c/statistics" => {
		2819	id => "infobox",
		2820	title => "Statistics",
		2821	reply => undef,
		2822	tooltip => "Shows your primary statistics",
		2823	},
		2824	"c/skills" => {
		2825	id => "infobox",
		2826	title => "Skills",
		2827	reply => undef,
		2828	tooltip => "Shows your experience per skill and item power",
		2829	},
		2830	"c/shopitems" => {
		2831	id => "infobox",
		2832	title => "Shop Items",
		2833	reply => undef,
		2834	tooltip => "Shows the items currently for sale in this shop",
		2835	},
		2836	"c/resistances" => {
		2837	id => "infobox",
		2838	title => "Resistances",
		2839	reply => undef,
		2840	tooltip => "Shows your resistances",
		2841	},
		2842	"c/pets" => {
		2843	id => "infobox",
		2844	title => "Pets",
		2845	reply => undef,
		2846	tooltip => "Shows information abotu your pets/a specific pet",
		2847	},
		2848	"c/perceiveself" => {
		2849	id => "infobox",
		2850	title => "Perceive Self",
		2851	reply => undef,
		2852	tooltip => "You gained detailed knowledge about yourself",
		2853	},
		2854	"c/uptime" => {
		2855	id => "infobox",
		2856	title => "Uptime",
		2857	reply => undef,
		2858	tooltip => "How long the server has been running since last restart",
		2859	},
		2860	"c/mapinfo" => {
		2861	id => "infobox",
		2862	title => "Map Info",
		2863	reply => undef,
		2864	tooltip => "Information related to the maps",
		2865	},
		2866	"c/party" => {
		2867	id => "party",
		2868	title => "Party",
		2869	reply => "gsay ",
		2870	tooltip => "Messages and chat related to your party",
		2871	},
		2872	"c/death" => {
		2873	id => "death",
		2874	title => "Death",
		2875	reply => undef,
		2876	tooltip => "Reason for and more info about your most recent death",
		2877	},
		2878	"c/say" => $SAY_CHANNEL,
		2879	"c/chat" => $CHAT_CHANNEL,
2516	);	2880	);
2517		2881
2518	sub cf::client::send_msg {	2882	sub cf::client::send_msg {
2519	my ($self, $channel, $msg, $color, @extra) = @_;	2883	my ($self, $channel, $msg, $color, @extra) = @_;
2520		2884
2521	$msg = $self->pl->expand_cfpod ($msg);	2885	$msg = $self->pl->expand_cfpod ($msg)
		2886	unless $color & cf::NDI_VERBATIM;
2522		2887
2523	$color &= cf::NDI_CLIENT_MASK; # just in case...	2888	$color &= cf::NDI_CLIENT_MASK; # just in case...
2524		2889
2525	# check predefined channels, for the benefit of C	2890	# check predefined channels, for the benefit of C
2526	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2891	if ($CHANNEL{$channel}) {
		2892	$channel = $CHANNEL{$channel};
2527		2893
		2894	$self->ext_msg (channel_info => $channel);
		2895	$channel = $channel->{id};
		2896
2528	if (ref $channel) {	2897	} elsif (ref $channel) {
2529	# send meta info to client, if not yet sent	2898	# send meta info to client, if not yet sent
2530	unless (exists $self->{channel}{$channel->{id}}) {	2899	unless (exists $self->{channel}{$channel->{id}}) {
2531	$self->{channel}{$channel->{id}} = $channel;	2900	$self->{channel}{$channel->{id}} = $channel;
2532	$self->ext_msg (channel_info => $channel);	2901	$self->ext_msg (channel_info => $channel);
2533	}	2902	}
…		…
2535	$channel = $channel->{id};	2904	$channel = $channel->{id};
2536	}	2905	}
2537		2906
2538	return unless @extra || length $msg;	2907	return unless @extra || length $msg;
2539		2908
2540	if ($self->can_msg) {
2541	# default colour, mask it out	2909	# default colour, mask it out
2542	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2910	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2543	if $color & cf::NDI_DEF;	2911	if $color & cf::NDI_DEF;
2544		2912
2545	$self->send_packet ("msg " . $self->{json_coder}->encode (	2913	my $pkt = "msg "
		2914	. $self->{json_coder}->encode (
2546	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2915	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	2916	);
2548	if ($color >= 0) {
2549	# replace some tags by gcfclient-compatible ones
2550	for ($msg) {
2551	1 while
2552	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2553	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2554	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2555	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2556	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2557	}
2558		2917
2559	$color &= cf::NDI_COLOR_MASK;	2918	# try lzf for large packets
		2919	$pkt = "lzf " . Compress::LZF::compress $pkt
		2920	if 1024 <= length $pkt and $self->{can_lzf};
2560		2921
2561	utf8::encode $msg;	2922	# split very large packets
2562		2923	if (8192 < length $pkt and $self->{can_lzf}) {
2563	if (0 && $msg =~ /\[/) {	2924	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2564	# COMMAND/INFO	2925	$pkt = "frag";
2565	$self->send_packet ("drawextinfo $color 10 8 $msg")
2566	} else {
2567	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2568	$self->send_packet ("drawinfo $color $msg")
2569	}
2570	}
2571	}	2926	}
		2927
		2928	$self->send_packet ($pkt);
2572	}	2929	}
2573		2930
2574	=item $client->ext_msg ($type, @msg)	2931	=item $client->ext_msg ($type, @msg)
2575		2932
2576	Sends an ext event to the client.	2933	Sends an ext event to the client.
…		…
2749	=pod	3106	=pod
2750		3107
2751	The following functions and methods are available within a safe environment:	3108	The following functions and methods are available within a safe environment:
2752		3109
2753	cf::object	3110	cf::object
2754	contr pay_amount pay_player map x y force_find force_add	3111	contr pay_amount pay_player map x y force_find force_add destroy
2755	insert remove name archname title slaying race decrease_ob_nr	3112	insert remove name archname title slaying race decrease split
		3113	value
2756		3114
2757	cf::object::player	3115	cf::object::player
2758	player	3116	player
2759		3117
2760	cf::player	3118	cf::player
…		…
2765		3123
2766	=cut	3124	=cut
2767		3125
2768	for (	3126	for (
2769	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3127	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2770	insert remove inv name archname title slaying race	3128	insert remove inv nrof name archname title slaying race
2771	decrease_ob_nr)],	3129	decrease split destroy change_exp value msg lore send_msg)],
2772	["cf::object::player" => qw(player)],	3130	["cf::object::player" => qw(player)],
2773	["cf::player" => qw(peaceful)],	3131	["cf::player" => qw(peaceful send_msg)],
2774	["cf::map" => qw(trigger)],	3132	["cf::map" => qw(trigger)],
2775	) {	3133	) {
2776	no strict 'refs';	3134	no strict 'refs';
2777	my ($pkg, @funs) = @$_;	3135	my ($pkg, @funs) = @$_;
2778	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3136	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2795	my ($code, %vars) = @_;	3153	my ($code, %vars) = @_;
2796		3154
2797	my $qcode = $code;	3155	my $qcode = $code;
2798	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3156	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2799	$qcode =~ s/\n/\\n/g;	3157	$qcode =~ s/\n/\\n/g;
		3158
		3159	%vars = (_dummy => 0) unless %vars;
2800		3160
2801	local $_;	3161	local $_;
2802	local @safe::cf::_safe_eval_args = values %vars;	3162	local @safe::cf::_safe_eval_args = values %vars;
2803		3163
2804	my $eval =	3164	my $eval =
…		…
2881	{	3241	{
2882	my $faces = $facedata->{faceinfo};	3242	my $faces = $facedata->{faceinfo};
2883		3243
2884	while (my ($face, $info) = each %$faces) {	3244	while (my ($face, $info) = each %$faces) {
2885	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3245	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3246
2886	cf::face::set_visibility $idx, $info->{visibility};	3247	cf::face::set_visibility $idx, $info->{visibility};
2887	cf::face::set_magicmap $idx, $info->{magicmap};	3248	cf::face::set_magicmap $idx, $info->{magicmap};
2888	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3249	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2889	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3250	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2890		3251
2891	cf::cede_to_tick;	3252	cf::cede_to_tick;
2892	}	3253	}
2893		3254
2894	while (my ($face, $info) = each %$faces) {	3255	while (my ($face, $info) = each %$faces) {
2895	next unless $info->{smooth};	3256	next unless $info->{smooth};
		3257
2896	my $idx = cf::face::find $face	3258	my $idx = cf::face::find $face
2897	or next;	3259	or next;
		3260
2898	if (my $smooth = cf::face::find $info->{smooth}) {	3261	if (my $smooth = cf::face::find $info->{smooth}) {
2899	cf::face::set_smooth $idx, $smooth;	3262	cf::face::set_smooth $idx, $smooth;
2900	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3263	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2901	} else {	3264	} else {
2902	warn "smooth face '$info->{smooth}' not found for face '$face'";	3265	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2920	{	3283	{
2921	# TODO: for gcfclient pleasure, we should give resources	3284	# TODO: for gcfclient pleasure, we should give resources
2922	# that gcfclient doesn't grok a >10000 face index.	3285	# that gcfclient doesn't grok a >10000 face index.
2923	my $res = $facedata->{resource};	3286	my $res = $facedata->{resource};
2924		3287
2925	my $soundconf = delete $res->{"res/sound.conf"};
2926
2927	while (my ($name, $info) = each %$res) {	3288	while (my ($name, $info) = each %$res) {
		3289	if (defined $info->{type}) {
2928	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3290	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2929	my $data;	3291	my $data;
2930		3292
2931	if ($info->{type} & 1) {	3293	if ($info->{type} & 1) {
2932	# prepend meta info	3294	# prepend meta info
2933		3295
2934	my $meta = $enc->encode ({	3296	my $meta = $enc->encode ({
2935	name => $name,	3297	name => $name,
2936	%{ $info->{meta} || {} },	3298	%{ $info->{meta} || {} },
2937	});	3299	});
2938		3300
2939	$data = pack "(w/a*)*", $meta, $info->{data};	3301	$data = pack "(w/a*)*", $meta, $info->{data};
		3302	} else {
		3303	$data = $info->{data};
		3304	}
		3305
		3306	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3307	cf::face::set_type $idx, $info->{type};
2940	} else {	3308	} else {
2941	$data = $info->{data};	3309	$RESOURCE{$name} = $info;
2942	}	3310	}
2943		3311
2944	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2945	cf::face::set_type $idx, $info->{type};
2946
2947	cf::cede_to_tick;	3312	cf::cede_to_tick;
2948	}	3313	}
2949
2950	if ($soundconf) {
2951	$soundconf = $enc->decode (delete $soundconf->{data});
2952
2953	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2954	my $sound = $soundconf->{compat}[$_]
2955	or next;
2956
2957	my $face = cf::face::find "sound/$sound->[1]";
2958	cf::sound::set $sound->[0] => $face;
2959	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2960	}
2961
2962	while (my ($k, $v) = each %{$soundconf->{event}}) {
2963	my $face = cf::face::find "sound/$v";
2964	cf::sound::set $k => $face;
2965	}
2966	}
2967	}	3314	}
		3315
		3316	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2968		3317
2969	1	3318	1
2970	}	3319	}
		3320
		3321	cf::global->attach (on_resource_update => sub {
		3322	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3323	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3324
		3325	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3326	my $sound = $soundconf->{compat}[$_]
		3327	or next;
		3328
		3329	my $face = cf::face::find "sound/$sound->[1]";
		3330	cf::sound::set $sound->[0] => $face;
		3331	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3332	}
		3333
		3334	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3335	my $face = cf::face::find "sound/$v";
		3336	cf::sound::set $k => $face;
		3337	}
		3338	}
		3339	});
2971		3340
2972	register_exticmd fx_want => sub {	3341	register_exticmd fx_want => sub {
2973	my ($ns, $want) = @_;	3342	my ($ns, $want) = @_;
2974		3343
2975	while (my ($k, $v) = each %$want) {	3344	while (my ($k, $v) = each %$want) {
2976	$ns->fx_want ($k, $v);	3345	$ns->fx_want ($k, $v);
2977	}	3346	}
2978	};	3347	};
		3348
		3349	sub load_resource_file($) {
		3350	my $guard = lock_acquire "load_resource_file";
		3351
		3352	my $status = load_resource_file_ $_[0];
		3353	get_slot 0.1, 100;
		3354	cf::arch::commit_load;
		3355
		3356	$status
		3357	}
2979		3358
2980	sub reload_regions {	3359	sub reload_regions {
2981	# HACK to clear player env face cache, we need some signal framework	3360	# HACK to clear player env face cache, we need some signal framework
2982	# for this (global event?)	3361	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3362	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
2997	}	3376	}
2998		3377
2999	sub reload_archetypes {	3378	sub reload_archetypes {
3000	load_resource_file "$DATADIR/archetypes"	3379	load_resource_file "$DATADIR/archetypes"
3001	or die "unable to load archetypes\n";	3380	or die "unable to load archetypes\n";
3002	#d# NEED to laod twice to resolve forward references
3003	# this really needs to be done in an extra post-pass
3004	# (which needs to be synchronous, so solve it differently)
3005	load_resource_file "$DATADIR/archetypes"
3006	or die "unable to load archetypes\n";
3007	}	3381	}
3008		3382
3009	sub reload_treasures {	3383	sub reload_treasures {
3010	load_resource_file "$DATADIR/treasures"	3384	load_resource_file "$DATADIR/treasures"
3011	or die "unable to load treasurelists\n";	3385	or die "unable to load treasurelists\n";
3012	}	3386	}
3013		3387
3014	sub reload_resources {	3388	sub reload_resources {
3015	warn "reloading resource files...\n";	3389	warn "reloading resource files...\n";
3016		3390
		3391	reload_facedata;
		3392	reload_archetypes;
3017	reload_regions;	3393	reload_regions;
3018	reload_facedata;
3019	#reload_archetypes;#d#
3020	reload_archetypes;
3021	reload_treasures;	3394	reload_treasures;
3022		3395
3023	warn "finished reloading resource files\n";	3396	warn "finished reloading resource files\n";
3024	}	3397	}
3025		3398
3026	sub init {
3027	reload_resources;
3028	}
3029
3030	sub reload_config {	3399	sub reload_config {
		3400	warn "reloading config file...\n";
		3401
3031	open my $fh, "<:utf8", "$CONFDIR/config"	3402	open my $fh, "<:utf8", "$CONFDIR/config"
3032	or return;	3403	or return;
3033		3404
3034	local $/;	3405	local $/;
3035	*CFG = YAML::Syck::Load <$fh>;	3406	*CFG = YAML::XS::Load scalar <$fh>;
3036		3407
3037	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3408	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3038		3409
3039	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3410	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3040	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3411	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3044	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3415	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3045	and die "WARNING: m(un)lockall failed: $!\n";	3416	and die "WARNING: m(un)lockall failed: $!\n";
3046	};	3417	};
3047	warn $@ if $@;	3418	warn $@ if $@;
3048	}	3419	}
		3420
		3421	warn "finished reloading resource files\n";
		3422	}
		3423
		3424	sub pidfile() {
		3425	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3426	or die "$PIDFILE: $!";
		3427	flock $fh, &Fcntl::LOCK_EX
		3428	or die "$PIDFILE: flock: $!";
		3429	$fh
		3430	}
		3431
		3432	# make sure only one server instance is running at any one time
		3433	sub atomic {
		3434	my $fh = pidfile;
		3435
		3436	my $pid = <$fh>;
		3437	kill 9, $pid if $pid > 0;
		3438
		3439	seek $fh, 0, 0;
		3440	print $fh $$;
		3441	}
		3442
		3443	sub main_loop {
		3444	warn "EV::loop starting\n";
		3445	if (1) {
		3446	EV::loop;
		3447	}
		3448	warn "EV::loop returned\n";
		3449	goto &main_loop unless $REALLY_UNLOOP;
3049	}	3450	}
3050		3451
3051	sub main {	3452	sub main {
		3453	cf::init_globals; # initialise logging
		3454
		3455	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3456	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3457	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3458	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3459
		3460	cf::init_experience;
		3461	cf::init_anim;
		3462	cf::init_attackmess;
		3463	cf::init_dynamic;
		3464
		3465	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3466
3052	# we must not ever block the main coroutine	3467	# we must not ever block the main coroutine
3053	local $Coro::idle = sub {	3468	local $Coro::idle = sub {
3054	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3469	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3055	(async {	3470	(async {
3056	Event::one_event;	3471	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3472	EV::loop EV::LOOP_ONESHOT;
3057	})->prio (Coro::PRIO_MAX);	3473	})->prio (Coro::PRIO_MAX);
3058	};	3474	};
3059		3475
		3476	evthread_start IO::AIO::poll_fileno;
		3477
		3478	cf::sync_job {
		3479	reload_resources;
3060	reload_config;	3480	reload_config;
3061	db_init;	3481	db_init;
		3482
		3483	cf::load_settings;
		3484	cf::load_materials;
		3485	cf::init_uuid;
		3486	cf::init_signals;
		3487	cf::init_commands;
		3488	cf::init_skills;
		3489
		3490	cf::init_beforeplay;
		3491
		3492	atomic;
		3493
3062	load_extensions;	3494	load_extensions;
3063		3495
3064	$TICK_WATCHER->start;	3496	utime time, time, $RUNTIMEFILE;
3065	Event::loop;	3497
		3498	# no (long-running) fork's whatsoever before this point(!)
		3499	use POSIX ();
		3500	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3501
		3502	(pop @POST_INIT)->(0) while @POST_INIT;
		3503	};
		3504
		3505	main_loop;
3066	}	3506	}
3067		3507
3068	#############################################################################	3508	#############################################################################
3069	# initialisation and cleanup	3509	# initialisation and cleanup
3070		3510
3071	# install some emergency cleanup handlers	3511	# install some emergency cleanup handlers
3072	BEGIN {	3512	BEGIN {
		3513	our %SIGWATCHER = ();
3073	for my $signal (qw(INT HUP TERM)) {	3514	for my $signal (qw(INT HUP TERM)) {
3074	Event->signal (	3515	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3075	reentrant => 0,
3076	data => WF_AUTOCANCEL,
3077	signal => $signal,
3078	prio => 0,
3079	cb => sub {
3080	cf::cleanup "SIG$signal";	3516	cf::cleanup "SIG$signal";
3081	},
3082	);	3517	};
3083	}	3518	}
3084	}	3519	}
3085		3520
3086	sub write_runtime {	3521	sub write_runtime_sync {
3087	my $runtime = "$LOCALDIR/runtime";
3088
3089	# first touch the runtime file to show we are still running:	3522	# first touch the runtime file to show we are still running:
3090	# the fsync below can take a very very long time.	3523	# the fsync below can take a very very long time.
3091		3524
3092	IO::AIO::aio_utime $runtime, undef, undef;	3525	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3093		3526
3094	my $guard = cf::lock_acquire "write_runtime";	3527	my $guard = cf::lock_acquire "write_runtime";
3095		3528
3096	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3529	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3097	or return;	3530	or return;
3098		3531
3099	my $value = $cf::RUNTIME + 90 + 10;	3532	my $value = $cf::RUNTIME + 90 + 10;
3100	# 10 is the runtime save interval, for a monotonic clock	3533	# 10 is the runtime save interval, for a monotonic clock
3101	# 60 allows for the watchdog to kill the server.	3534	# 60 allows for the watchdog to kill the server.
…		…
3111	aio_utime $fh, undef, undef;	3544	aio_utime $fh, undef, undef;
3112		3545
3113	close $fh	3546	close $fh
3114	or return;	3547	or return;
3115		3548
3116	aio_rename "$runtime~", $runtime	3549	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3117	and return;	3550	and return;
3118		3551
3119	warn "runtime file written.\n";	3552	warn "runtime file written.\n";
3120		3553
3121	1	3554	1
		3555	}
		3556
		3557	our $uuid_lock;
		3558	our $uuid_skip;
		3559
		3560	sub write_uuid_sync($) {
		3561	$uuid_skip ||= $_[0];
		3562
		3563	return if $uuid_lock;
		3564	local $uuid_lock = 1;
		3565
		3566	my $uuid = "$LOCALDIR/uuid";
		3567
		3568	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3569	or return;
		3570
		3571	my $value = uuid_seq uuid_cur;
		3572
		3573	unless ($value) {
		3574	warn "cowardly refusing to write zero uuid value!\n";
		3575	return;
		3576	}
		3577
		3578	my $value = uuid_str $value + $uuid_skip;
		3579	$uuid_skip = 0;
		3580
		3581	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3582	and return;
		3583
		3584	# always fsync - this file is important
		3585	aio_fsync $fh
		3586	and return;
		3587
		3588	close $fh
		3589	or return;
		3590
		3591	aio_rename "$uuid~", $uuid
		3592	and return;
		3593
		3594	warn "uuid file written ($value).\n";
		3595
		3596	1
		3597
		3598	}
		3599
		3600	sub write_uuid($$) {
		3601	my ($skip, $sync) = @_;
		3602
		3603	$sync ? write_uuid_sync $skip
		3604	: async { write_uuid_sync $skip };
3122	}	3605	}
3123		3606
3124	sub emergency_save() {	3607	sub emergency_save() {
3125	my $freeze_guard = cf::freeze_mainloop;	3608	my $freeze_guard = cf::freeze_mainloop;
3126		3609
3127	warn "enter emergency perl save\n";	3610	warn "emergency_perl_save: enter\n";
3128		3611
3129	cf::sync_job {	3612	cf::sync_job {
		3613	# this is a trade-off: we want to be very quick here, so
		3614	# save all maps without fsync, and later call a global sync
		3615	# (which in turn might be very very slow)
		3616	local $USE_FSYNC = 0;
		3617
3130	# use a peculiar iteration method to avoid tripping on perl	3618	# use a peculiar iteration method to avoid tripping on perl
3131	# refcount bugs in for. also avoids problems with players	3619	# refcount bugs in for. also avoids problems with players
3132	# and maps saved/destroyed asynchronously.	3620	# and maps saved/destroyed asynchronously.
3133	warn "begin emergency player save\n";	3621	warn "emergency_perl_save: begin player save\n";
3134	for my $login (keys %cf::PLAYER) {	3622	for my $login (keys %cf::PLAYER) {
3135	my $pl = $cf::PLAYER{$login} or next;	3623	my $pl = $cf::PLAYER{$login} or next;
3136	$pl->valid or next;	3624	$pl->valid or next;
		3625	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3137	$pl->save;	3626	$pl->save;
3138	}	3627	}
3139	warn "end emergency player save\n";	3628	warn "emergency_perl_save: end player save\n";
3140		3629
3141	warn "begin emergency map save\n";	3630	warn "emergency_perl_save: begin map save\n";
3142	for my $path (keys %cf::MAP) {	3631	for my $path (keys %cf::MAP) {
3143	my $map = $cf::MAP{$path} or next;	3632	my $map = $cf::MAP{$path} or next;
3144	$map->valid or next;	3633	$map->valid or next;
3145	$map->save;	3634	$map->save;
3146	}	3635	}
3147	warn "end emergency map save\n";	3636	warn "emergency_perl_save: end map save\n";
3148		3637
3149	warn "begin emergency database checkpoint\n";	3638	warn "emergency_perl_save: begin database checkpoint\n";
3150	BDB::db_env_txn_checkpoint $DB_ENV;	3639	BDB::db_env_txn_checkpoint $DB_ENV;
3151	warn "end emergency database checkpoint\n";	3640	warn "emergency_perl_save: end database checkpoint\n";
		3641
		3642	warn "emergency_perl_save: begin write uuid\n";
		3643	write_uuid_sync 1;
		3644	warn "emergency_perl_save: end write uuid\n";
3152	};	3645	};
3153		3646
		3647	warn "emergency_perl_save: starting sync()\n";
		3648	IO::AIO::aio_sync sub {
		3649	warn "emergency_perl_save: finished sync()\n";
		3650	};
		3651
3154	warn "leave emergency perl save\n";	3652	warn "emergency_perl_save: leave\n";
3155	}	3653	}
3156		3654
3157	sub post_cleanup {	3655	sub post_cleanup {
3158	my ($make_core) = @_;	3656	my ($make_core) = @_;
3159		3657
3160	warn Carp::longmess "post_cleanup backtrace"	3658	warn Carp::longmess "post_cleanup backtrace"
3161	if $make_core;	3659	if $make_core;
		3660
		3661	my $fh = pidfile;
		3662	unlink $PIDFILE if <$fh> == $$;
		3663	}
		3664
		3665	# a safer delete_package, copied from Symbol
		3666	sub clear_package($) {
		3667	my $pkg = shift;
		3668
		3669	# expand to full symbol table name if needed
		3670	unless ($pkg =~ /^main::.*::$/) {
		3671	$pkg = "main$pkg" if $pkg =~ /^::/;
		3672	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3673	$pkg .= '::' unless $pkg =~ /::$/;
		3674	}
		3675
		3676	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3677	my $stem_symtab = *{$stem}{HASH};
		3678
		3679	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3680	or return;
		3681
		3682	# clear all symbols
		3683	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3684	for my $name (keys %$leaf_symtab) {
		3685	_gv_clear *{"$pkg$name"};
		3686	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3687	}
		3688	warn "cleared package $pkg\n";#d#
3162	}	3689	}
3163		3690
3164	sub do_reload_perl() {	3691	sub do_reload_perl() {
3165	# can/must only be called in main	3692	# can/must only be called in main
3166	if ($Coro::current != $Coro::main) {	3693	if ($Coro::current != $Coro::main) {
3167	warn "can only reload from main coroutine";	3694	warn "can only reload from main coroutine";
3168	return;	3695	return;
3169	}	3696	}
3170		3697
		3698	return if $RELOAD++;
		3699
		3700	my $t1 = EV::time;
		3701
		3702	while ($RELOAD) {
3171	warn "reloading...";	3703	warn "reloading...";
3172		3704
3173	warn "entering sync_job";	3705	warn "entering sync_job";
3174		3706
3175	cf::sync_job {	3707	cf::sync_job {
3176	cf::write_runtime; # external watchdog should not bark	3708	cf::write_runtime_sync; # external watchdog should not bark
3177	cf::emergency_save;	3709	cf::emergency_save;
3178	cf::write_runtime; # external watchdog should not bark	3710	cf::write_runtime_sync; # external watchdog should not bark
3179		3711
3180	warn "syncing database to disk";	3712	warn "syncing database to disk";
3181	BDB::db_env_txn_checkpoint $DB_ENV;	3713	BDB::db_env_txn_checkpoint $DB_ENV;
3182		3714
3183	# if anything goes wrong in here, we should simply crash as we already saved	3715	# if anything goes wrong in here, we should simply crash as we already saved
3184		3716
3185	warn "cancelling all WF_AUTOCANCEL watchers";
3186	for (Event::all_watchers) {
3187	$_->cancel if $_->data & WF_AUTOCANCEL;
3188	}
3189
3190	warn "flushing outstanding aio requests";	3717	warn "flushing outstanding aio requests";
3191	for (;;) {
3192	BDB::flush;
3193	IO::AIO::flush;
3194	Coro::cede;
3195	last unless IO::AIO::nreqs || BDB::nreqs;	3718	while (IO::AIO::nreqs || BDB::nreqs) {
3196	warn "iterate...";	3719	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3197	}
3198
3199	++$RELOAD;
3200
3201	warn "cancelling all extension coros";
3202	$_->cancel for values %EXT_CORO;
3203	%EXT_CORO = ();
3204
3205	warn "removing commands";
3206	%COMMAND = ();
3207
3208	warn "removing ext/exti commands";
3209	%EXTCMD = ();
3210	%EXTICMD = ();
3211
3212	warn "unloading/nuking all extensions";
3213	for my $pkg (@EXTS) {
3214	warn "... unloading $pkg";
3215
3216	if (my $cb = $pkg->can ("unload")) {
3217	eval {
3218	$cb->($pkg);
3219	1
3220	} or warn "$pkg unloaded, but with errors: $@";
3221	}	3720	}
3222		3721
3223	warn "... nuking $pkg";	3722	warn "cancelling all extension coros";
3224	Symbol::delete_package $pkg;	3723	$_->cancel for values %EXT_CORO;
3225	}	3724	%EXT_CORO = ();
3226		3725
3227	warn "unloading all perl modules loaded from $LIBDIR";	3726	warn "removing commands";
3228	while (my ($k, $v) = each %INC) {	3727	%COMMAND = ();
3229	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3230		3728
		3729	warn "removing ext/exti commands";
		3730	%EXTCMD = ();
		3731	%EXTICMD = ();
		3732
		3733	warn "unloading/nuking all extensions";
		3734	for my $pkg (@EXTS) {
3231	warn "... unloading $k";	3735	warn "... unloading $pkg";
3232	delete $INC{$k};
3233		3736
3234	$k =~ s/\.pm$//;
3235	$k =~ s/\//::/g;
3236
3237	if (my $cb = $k->can ("unload_module")) {	3737	if (my $cb = $pkg->can ("unload")) {
		3738	eval {
3238	$cb->();	3739	$cb->($pkg);
		3740	1
		3741	} or warn "$pkg unloaded, but with errors: $@";
		3742	}
		3743
		3744	warn "... clearing $pkg";
		3745	clear_package $pkg;
3239	}	3746	}
3240		3747
3241	Symbol::delete_package $k;	3748	warn "unloading all perl modules loaded from $LIBDIR";
		3749	while (my ($k, $v) = each %INC) {
		3750	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3751
		3752	warn "... unloading $k";
		3753	delete $INC{$k};
		3754
		3755	$k =~ s/\.pm$//;
		3756	$k =~ s/\//::/g;
		3757
		3758	if (my $cb = $k->can ("unload_module")) {
		3759	$cb->();
		3760	}
		3761
		3762	clear_package $k;
3242	}	3763	}
3243		3764
3244	warn "getting rid of safe::, as good as possible";	3765	warn "getting rid of safe::, as good as possible";
3245	Symbol::delete_package "safe::$_"	3766	clear_package "safe::$_"
3246	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3767	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3247		3768
3248	warn "unloading cf.pm \"a bit\"";	3769	warn "unloading cf.pm \"a bit\"";
3249	delete $INC{"cf.pm"};	3770	delete $INC{"cf.pm"};
3250	delete $INC{"cf/pod.pm"};	3771	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3251		3772
3252	# don't, removes xs symbols, too,	3773	# don't, removes xs symbols, too,
3253	# and global variables created in xs	3774	# and global variables created in xs
3254	#Symbol::delete_package __PACKAGE__;	3775	#clear_package __PACKAGE__;
3255		3776
3256	warn "unload completed, starting to reload now";	3777	warn "unload completed, starting to reload now";
3257		3778
3258	warn "reloading cf.pm";	3779	warn "reloading cf.pm";
3259	require cf;	3780	require cf;
3260	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3781	cf::_connect_to_perl_1;
3261		3782
3262	warn "loading config and database again";	3783	warn "loading config and database again";
3263	cf::reload_config;	3784	cf::reload_config;
3264		3785
3265	warn "loading extensions";	3786	warn "loading extensions";
3266	cf::load_extensions;	3787	cf::load_extensions;
3267		3788
		3789	if ($REATTACH_ON_RELOAD) {
3268	warn "reattaching attachments to objects/players";	3790	warn "reattaching attachments to objects/players";
3269	_global_reattach; # objects, sockets	3791	_global_reattach; # objects, sockets
3270	warn "reattaching attachments to maps";	3792	warn "reattaching attachments to maps";
3271	reattach $_ for values %MAP;	3793	reattach $_ for values %MAP;
3272	warn "reattaching attachments to players";	3794	warn "reattaching attachments to players";
3273	reattach $_ for values %PLAYER;	3795	reattach $_ for values %PLAYER;
		3796	}
3274		3797
		3798	warn "running post_init jobs";
		3799	(pop @POST_INIT)->(1) while @POST_INIT;
		3800
3275	warn "leaving sync_job";	3801	warn "leaving sync_job";
3276		3802
3277	1	3803	1
3278	} or do {	3804	} or do {
3279	warn $@;	3805	warn $@;
3280	warn "error while reloading, exiting.";	3806	cf::cleanup "error while reloading, exiting.";
3281	exit 1;
3282	};	3807	};
3283		3808
3284	warn "reloaded";	3809	warn "reloaded";
		3810	--$RELOAD;
		3811	}
		3812
		3813	$t1 = EV::time - $t1;
		3814	warn "reload completed in ${t1}s\n";
3285	};	3815	};
3286		3816
3287	our $RELOAD_WATCHER; # used only during reload	3817	our $RELOAD_WATCHER; # used only during reload
3288		3818
3289	sub reload_perl() {	3819	sub reload_perl() {
3290	# doing reload synchronously and two reloads happen back-to-back,	3820	# doing reload synchronously and two reloads happen back-to-back,
3291	# coro crashes during coro_state_free->destroy here.	3821	# coro crashes during coro_state_free->destroy here.
3292		3822
3293	$RELOAD_WATCHER ||= Event->timer (	3823	$RELOAD_WATCHER ||= cf::async {
3294	reentrant => 0,	3824	Coro::AIO::aio_wait cache_extensions;
3295	after => 0,	3825
3296	data => WF_AUTOCANCEL,	3826	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3297	cb => sub {
3298	do_reload_perl;	3827	do_reload_perl;
3299	undef $RELOAD_WATCHER;	3828	undef $RELOAD_WATCHER;
3300	},	3829	};
3301	);	3830	};
3302	}	3831	}
3303		3832
3304	register_command "reload" => sub {	3833	register_command "reload" => sub {
3305	my ($who, $arg) = @_;	3834	my ($who, $arg) = @_;
3306		3835
3307	if ($who->flag (FLAG_WIZ)) {	3836	if ($who->flag (FLAG_WIZ)) {
3308	$who->message ("reloading server.");	3837	$who->message ("reloading server.");
		3838	async {
		3839	$Coro::current->{desc} = "perl_reload";
3309	async { reload_perl };	3840	reload_perl;
		3841	};
3310	}	3842	}
3311	};	3843	};
3312		3844
3313	unshift @INC, $LIBDIR;	3845	unshift @INC, $LIBDIR;
3314		3846
…		…
3316		3848
3317	our @WAIT_FOR_TICK;	3849	our @WAIT_FOR_TICK;
3318	our @WAIT_FOR_TICK_BEGIN;	3850	our @WAIT_FOR_TICK_BEGIN;
3319		3851
3320	sub wait_for_tick {	3852	sub wait_for_tick {
3321	return unless $TICK_WATCHER->is_active;
3322	return if $Coro::current == $Coro::main;	3853	return if tick_inhibit || $Coro::current == $Coro::main;
3323		3854
3324	my $signal = new Coro::Signal;	3855	my $signal = new Coro::Signal;
3325	push @WAIT_FOR_TICK, $signal;	3856	push @WAIT_FOR_TICK, $signal;
3326	$signal->wait;	3857	$signal->wait;
3327	}	3858	}
3328		3859
3329	sub wait_for_tick_begin {	3860	sub wait_for_tick_begin {
3330	return unless $TICK_WATCHER->is_active;
3331	return if $Coro::current == $Coro::main;	3861	return if tick_inhibit || $Coro::current == $Coro::main;
3332		3862
3333	my $signal = new Coro::Signal;	3863	my $signal = new Coro::Signal;
3334	push @WAIT_FOR_TICK_BEGIN, $signal;	3864	push @WAIT_FOR_TICK_BEGIN, $signal;
3335	$signal->wait;	3865	$signal->wait;
3336	}	3866	}
3337		3867
3338	my $min = 1e6;#d#	3868	sub tick {
3339	my $avg = 10;
3340	$TICK_WATCHER = Event->timer (
3341	reentrant => 0,
3342	parked => 1,
3343	prio => 0,
3344	at => $NEXT_TICK || $TICK,
3345	data => WF_AUTOCANCEL,
3346	cb => sub {
3347	if ($Coro::current != $Coro::main) {	3869	if ($Coro::current != $Coro::main) {
3348	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3870	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3349	unless ++$bug_warning > 10;	3871	unless ++$bug_warning > 10;
3350	return;	3872	return;
3351	}	3873	}
3352		3874
3353	$NOW = $tick_start = Event::time;
3354
3355	cf::server_tick; # one server iteration	3875	cf::server_tick; # one server iteration
3356		3876
3357	0 && sync_job {#d#	3877	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3358	for(1..10) {	3878	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3359	my $t = Event::time;	3879	Coro::async_pool {
3360	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3880	$Coro::current->{desc} = "runtime saver";
3361	or die;	3881	write_runtime_sync
3362		3882	or warn "ERROR: unable to write runtime file: $!";
3363	$map->width (50);
3364	$map->height (50);
3365	$map->alloc;
3366	$map->_load_objects ("/tmp/x.map", 1);
3367	my $t = Event::time - $t;
3368
3369	#next unless $t < 0.0013;#d#
3370	if ($t < $min) {
3371	$min = $t;
3372	}
3373	$avg = $avg * 0.99 + $t * 0.01;
3374	}
3375	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3376	exit 0;
3377	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3378	};	3883	};
		3884	}
3379		3885
3380	$RUNTIME += $TICK;
3381	$NEXT_TICK += $TICK;
3382
3383	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3384	$NEXT_RUNTIME_WRITE = $NOW + 10;
3385	Coro::async_pool {
3386	write_runtime
3387	or warn "ERROR: unable to write runtime file: $!";
3388	};
3389	}
3390
3391	# my $AFTER = Event::time;
3392	# warn $AFTER - $NOW;#d#
3393
3394	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3886	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3395	$sig->send;	3887	$sig->send;
3396	}	3888	}
3397	while (my $sig = shift @WAIT_FOR_TICK) {	3889	while (my $sig = shift @WAIT_FOR_TICK) {
3398	$sig->send;	3890	$sig->send;
3399	}	3891	}
3400		3892
3401	$NOW = Event::time;	3893	$LOAD = ($NOW - $TICK_START) / $TICK;
3402
3403	# if we are delayed by four ticks or more, skip them all
3404	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3405
3406	$TICK_WATCHER->at ($NEXT_TICK);
3407	$TICK_WATCHER->start;
3408
3409	$LOAD = ($NOW - $tick_start) / $TICK;
3410	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3894	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3411		3895
3412	_post_tick;	3896	if (0) {
3413		3897	if ($NEXT_TICK) {
3414		3898	my $jitter = $TICK_START - $NEXT_TICK;
		3899	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3900	warn "jitter $JITTER\n";#d#
		3901	}
3415	},	3902	}
3416	);	3903	}
3417		3904
3418	{	3905	{
3419	BDB::max_poll_time $TICK * 0.1;	3906	# configure BDB
3420	$BDB_POLL_WATCHER = Event->io (	3907
3421	reentrant => 0,
3422	fd => BDB::poll_fileno,
3423	poll => 'r',
3424	prio => 0,
3425	data => WF_AUTOCANCEL,
3426	cb => \&BDB::poll_cb,
3427	);
3428	BDB::min_parallel 8;	3908	BDB::min_parallel 8;
3429		3909	BDB::max_poll_reqs $TICK * 0.1;
3430	BDB::set_sync_prepare {	3910	$AnyEvent::BDB::WATCHER->priority (1);
3431	my $status;
3432	my $current = $Coro::current;
3433	(
3434	sub {
3435	$status = $!;
3436	$current->ready; undef $current;
3437	},
3438	sub {
3439	Coro::schedule while defined $current;
3440	$! = $status;
3441	},
3442	)
3443	};
3444		3911
3445	unless ($DB_ENV) {	3912	unless ($DB_ENV) {
3446	$DB_ENV = BDB::db_env_create;	3913	$DB_ENV = BDB::db_env_create;
		3914	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3915	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3916	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3917	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3918	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3447		3919
3448	cf::sync_job {	3920	cf::sync_job {
3449	eval {	3921	eval {
3450	BDB::db_env_open	3922	BDB::db_env_open
3451	$DB_ENV,	3923	$DB_ENV,
…		…
3453	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3925	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3454	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3926	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3455	0666;	3927	0666;
3456		3928
3457	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3929	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3458
3459	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3460	$DB_ENV->set_lk_detect;
3461	};	3930	};
3462		3931
3463	cf::cleanup "db_env_open(db): $@" if $@;	3932	cf::cleanup "db_env_open(db): $@" if $@;
3464	};	3933	};
3465	}	3934	}
		3935
		3936	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3937	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3938	};
		3939	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3940	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3941	};
		3942	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3943	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3944	};
3466	}	3945	}
3467		3946
3468	{	3947	{
		3948	# configure IO::AIO
		3949
3469	IO::AIO::min_parallel 8;	3950	IO::AIO::min_parallel 8;
3470
3471	undef $Coro::AIO::WATCHER;
3472	IO::AIO::max_poll_time $TICK * 0.1;	3951	IO::AIO::max_poll_time $TICK * 0.1;
3473	$AIO_POLL_WATCHER = Event->io (	3952	undef $AnyEvent::AIO::WATCHER;
3474	reentrant => 0,
3475	data => WF_AUTOCANCEL,
3476	fd => IO::AIO::poll_fileno,
3477	poll => 'r',
3478	prio => 6,
3479	cb => \&IO::AIO::poll_cb,
3480	);
3481	}	3953	}
3482		3954
3483	my $_log_backtrace;	3955	my $_log_backtrace;
3484		3956
3485	sub _log_backtrace {	3957	sub _log_backtrace {
…		…
3488	$msg =~ s/\n//;	3960	$msg =~ s/\n//;
3489		3961
3490	# limit the # of concurrent backtraces	3962	# limit the # of concurrent backtraces
3491	if ($_log_backtrace < 2) {	3963	if ($_log_backtrace < 2) {
3492	++$_log_backtrace;	3964	++$_log_backtrace;
		3965	my $perl_bt = Carp::longmess $msg;
3493	async {	3966	async {
		3967	$Coro::current->{desc} = "abt $msg";
		3968
3494	my @bt = fork_call {	3969	my @bt = fork_call {
3495	@addr = map { sprintf "%x", $_ } @addr;	3970	@addr = map { sprintf "%x", $_ } @addr;
3496	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3971	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3497	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3972	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3498	or die "addr2line: $!";	3973	or die "addr2line: $!";
…		…
3506	}	3981	}
3507		3982
3508	@funcs	3983	@funcs
3509	};	3984	};
3510		3985
3511	LOG llevInfo, "[ABT] $msg\n";	3986	LOG llevInfo, "[ABT] $perl_bt\n";
		3987	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3512	LOG llevInfo, "[ABT] $_\n" for @bt;	3988	LOG llevInfo, "[ABT] $_\n" for @bt;
3513	--$_log_backtrace;	3989	--$_log_backtrace;
3514	};	3990	};
3515	} else {	3991	} else {
3516	LOG llevInfo, "[ABT] $msg\n";	3992	LOG llevInfo, "[ABT] $msg\n";
3517	LOG llevInfo, "[ABT] [suppressed]\n";	3993	LOG llevInfo, "[ABT] [suppressed]\n";
3518	}	3994	}
3519	}	3995	}
3520		3996
3521	# load additional modules	3997	# load additional modules
3522	use cf::pod;	3998	require "cf/$_.pm" for @EXTRA_MODULES;
		3999	cf::_connect_to_perl_2;
3523		4000
3524	END { cf::emergency_save }	4001	END { cf::emergency_save }
3525		4002
3526	1	4003	1
3527		4004

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